Lennox Bridge Parramatta Bridge Single span sandstone bridge of 23 metres constructed with convict labour across the Parramatta River. Modified slightly, it remains a rare example of early nineteenth century engineering. Locate -33.810712285406, 151.00456988803 Milestone Constructed 1836 - 1839 {"name":"Constructed","target":"","target_text":null,"date":{"#markup":"<span class='date'>1836<\/span><span class='separator'> - <\/span><span class='date'>1839<\/span>"},"date_start":"1836","date_end":"1839"} Name Commemorates Lennox, David {"name":"Commemorated by","target":"Lennox, David","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null} Position Builder Lennox, David 1836 - 1839 {"name":"Builder","target":"Lennox, David","target_text":null,"date":{"#markup":"<span class='date'>1836<\/span><span class='separator'> - <\/span><span class='date'>1839<\/span>"},"date_start":"1836","date_end":"1839"} Type Bridge {"name":"Bridge","target":"","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null}